Calculator



Dec. 25, 1962 L. J. LAPOINTE 3,070,

CALCULATOR Original Filed Nov. 19, 1953 42 Sheets-Sheet 1 Y FIG. I

.LUVLS '8 831MB Jam-I u'hdn INVENTOR. LLOYD J. LAPOINTE ATTORNEYS Dec. 25, 1962 Original Filed Nov. 19, 1953 FIG. 2

L. J. LAPOINTE CALCULATOR 42 Sheets-Sheet 2 INVENTQRQ LLOYD J. LAPOINTE 1 ATTORNEYS Dec. 25, 1962 L. J, LAPQINTE 3,070,294

CALCULATOR Original Filed Nov. 19, 1953 42 Sheets-Sheet 3 FIG.3

INVENTOR. v LLOYD J. LAPOINTE AT TORNEYS L. J. LAPOINTE CALCULATOR Dec. 25, 1962 42 Sheets -Sheet 4 Original Filed Nov. 19, 1953 FIG. 4

HT we IE W a I INVENTOR. LLOYD J. LAPOINTE ATTORNEYS L. J. LAFOINTE CALCULATOR Dec. 25, 1962 42 Sheets-Sheet 5 Original Filed Nov. 19, 1953 mmvrox' LLOYD J. LAPOINTE ATTORNEYS Dec. 25, 1962 J. LAPOlNTE CALCULATOR 42 Sheets-Sheet 6 Original Filed Nov. 19, 1953 mwn Onm mun Sun mmn POM

INVEWIOR. LLOYD J. LAPOINTE Qua,

ATTORNEYS Dec. 25, 1962 J. LAPOINTE 3,070,294

CALCULATOR Original Filed Nov. 19, 1953 42 Sheets-Sheet '7 INVENTOR. LLOYD J. LAPOINTE ATTORNEYS Dec. 25, 1962 L. J. LAPOINTE 3,

CALCULATOR Original Filed Nov. 19, 1953 42 ets-Sheet 8 INVENT 0R.. LLOYD .1. L.-APOINTE ATTORNEYS Dec. 25, 1962 1.. J. LAPQINTE CALCULATOR Original Filed NOV. 19,' 1953 42 Sheets-Sheet 9 FIG. 9

FIGBD 'INVENTOR.

LLOYD J.-. upomre FIG.8B

utO

sub.

add

am, @unQM ATTORNEYS Dec. 25, 1962 L. J. LAPOINTE 3,070,294

CALCULATOR Original Filed Nov. 19, 1953 42 Sheets-Sheet 10 mmvrox LLOYD a. LAmmTg,

ATTORNEYS Dec. 25, 1962 J. LAPOINTE CALCULATOR 42 Sheets-Sheet 11 Original Filed Nov. 19, 1953 JNVENTOR. LLOYD J. LAPOINTE BY G ATTORNEYS Dec. 25, 1962 L. J. LAPOINTE CALCULATOR 42 Sheets-Sheet 12 Original Filed Nov. 19, 1953 FIG. I3

loo

HINVENTOR. LLOYD u. LAPOINTE ATTORNEYS Dec. 25, 1962 L. J. LAPOINTE CALCULATOR 42 Sheets-Sheet 13 Original Filed Nov. 19, 1955 BY am,

ATTORNEYS CALCULATOR 42 Sheets-Sheet 14 Original Filed Nov. 19, 1953 FIG.I5

INVENTOR LLOYD J. LAPOlNTE uol ATTORNEYS Dec. 25, 1962 L. J. LAPOINTE CALCULATOR 42 Sheets-Sheet 16 Original Filed Nov. 19, 1953 INVENTOR. LLOYD J. LAPOINTE ATTORNEYS Dec. 25, 1962 L. J. LAPOINTE CALCULATOR 42 Sheets-Sheet 17 Original Filed Nov. 19, 1953 #0 n 26 m2 5 m! wcw m ww MI M 9.. w 2 2. 2.6: Choc 26E J J l J m e m w w g who: is; 2.9. 822. L r Om GE mm GE 4m 9. 0w GE 000000000 00 mww Nudi- INVENTOR. LLOYD' J. LAPOINTE ATTORNEYS Dec. 25, 1962 J. LAPOINTE CALCULATOR 42 Sheets-Sheet 19 Original Filed Nov. 19

FIG. 29

FIG. 3| UPPER T0 LOWER FIG. 32

TITHTIIH nnnni FIG. 34

FIG. 33

SUB-TOTAL CLEAR KEYBOARD FIG. 35A ENTER 8 START JINVENTOR.

LLOYD VLAPOINTE ATTORNEYS Dec. 25, 1962 L. J. LAPOINTE CALCULATOR 42 Sheets-Sheet 20 Original Filed Nov. 19, 1955 FIG. 36

T93 IJ CIUUIJIJD Cl DDDDDDU 269 oooo ooo lHllll FIG. 37

E M mm mm. V O J W m L ATTORNEYS 

